Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2018 11 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 11/22/2018   20:17:41   (  -0.07,-104.03) (   0.17,-102.82)  137.06                80
 11/24/2018   08:39:30   (   0.05,-104.18) (   0.90,-108.11)  447.41                80
 11/25/2018   08:18:05   (   0.07,-104.17) (  -0.06,-103.57)   68.21                80
 11/27/2018   20:21:17   (  -0.05,-104.01) (  -0.11,-104.35)   38.42                80
 11/28/2018   20:05:11   (  -0.06,-104.01) (   0.85, -99.81)  478.60                80
 11/30/2018   08:27:01   (   0.04,-104.18) (   0.22,-105.10)  104.91                80
 12/01/2018   08:05:35   (   0.05,-104.17) (  -0.74,-100.56)  410.88                80
 12/02/2018   20:27:31   (  -0.03,-104.00) (  -0.45,-105.87)  213.38                80
 12/03/2018   20:11:27   (  -0.04,-104.01) (   0.58,-101.34)  303.99                80
 12/05/2018   08:33:15   (   0.02,-104.20) (   0.56,-106.62)  276.42                80